public class Mian1 {

    public static void main(String[] args){

        byte b =97;
        int i =b;
        double d =i;
        System.out.println(b);
        System.out.println(i);
        System.out.println(d);
        double dou =3.1415926d;
        int i1 =(int) dou;
        System.out.println(dou);
        System.out.println(i1);
    }
}
